iF SOCIAL IMPACT PRIZE(free of charge)

Accordion silica gel cup/ product

Many people like to carry a cup when they go outside,because it is very healthy, convenient and safe.But the cup will occupy lots of space of your backpack.This design can well solve this problem. The body of the cup is made of healthy and nontoxic silica gel material,because the soft silica gel is easy to fold and stretch. Then we can easily change the volume of the cup by rotating and folding means . When the cup is empty, we can fold the cup and put in backpack, at this time,the height of the cup is less than 30 mm.We can unfold the cup when we need to hold water, the unfolded height of the cup is 200 mm.So this cup is so convenient.